From eb9f9d2b1d6bf706aaddb1f6e4dd0ba608e64118 Mon Sep 17 00:00:00 2001 From: zinnnn37 Date: Wed, 24 Dec 2025 23:44:19 +0900 Subject: [PATCH] =?UTF-8?q?[20251224]=20BOJ=20/=20G2=20/=20=EC=88=98?= =?UTF-8?q?=EC=97=B4=EA=B3=BC=20=EA=B0=9C=EA=B5=AC=EB=A6=AC=20/=20?= =?UTF-8?q?=EA=B9=80=EB=AF=BC=EC=A7=84?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...4 \352\260\234\352\265\254\353\246\254.md" | 97 +++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 "zinnnn37/202512/24 BOJ G2 \354\210\230\354\227\264\352\263\274 \352\260\234\352\265\254\353\246\254.md" diff --git "a/zinnnn37/202512/24 BOJ G2 \354\210\230\354\227\264\352\263\274 \352\260\234\352\265\254\353\246\254.md" "b/zinnnn37/202512/24 BOJ G2 \354\210\230\354\227\264\352\263\274 \352\260\234\352\265\254\353\246\254.md" new file mode 100644 index 00000000..2acbf053 --- /dev/null +++ "b/zinnnn37/202512/24 BOJ G2 \354\210\230\354\227\264\352\263\274 \352\260\234\352\265\254\353\246\254.md" @@ -0,0 +1,97 @@ +```java +import java.io.*; +import java.util.*; + +public class BJ_32294_수열과_개구리 { + + private static final BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); + private static final BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out)); + private static final StringBuilder sb = new StringBuilder(); + private static StringTokenizer st; + + private static int N; + private static int[] pos, sec; + private static long[] dist; + private static List[] graph; + private static Queue pq; + + private static class Node implements Comparable { + int val; + long cost; + + public Node(int val, long cost) { + this.val = val; + this.cost = cost; + } + + @Override + public int compareTo(Node o) { + return Long.compare(cost, o.cost); + } + + } + + public static void main(String[] args) throws IOException { + init(); + sol(); + } + + private static void init() throws IOException { + N = Integer.parseInt(br.readLine()); + + graph = new ArrayList[N + 2]; + for (int i = 0; i <= N + 1; i++) { + graph[i] = new ArrayList<>(); + } + + pos = new int[N + 2]; + st = new StringTokenizer(br.readLine()); + for (int i = 1; i <= N; i++) { + pos[i] = Integer.parseInt(st.nextToken()); + graph[Math.min(i + pos[i], N + 1)].add(i); + graph[Math.max(i - pos[i], 0)].add(i); + } + + sec = new int[N + 2]; + st = new StringTokenizer(br.readLine()); + for (int i = 1; i <= N; i++) { + sec[i] = Integer.parseInt(st.nextToken()); + } + + dist = new long[N + 2]; + Arrays.fill(dist, Long.MAX_VALUE); + dist[0] = 0; + dist[N + 1] = 0; + pq = new PriorityQueue<>(); + } + + private static void sol() throws IOException { + pq.offer(new Node(0, 0)); + pq.offer(new Node(N + 1, 0)); + + while (!pq.isEmpty()) { + Node cur = pq.poll(); + + if (cur.cost > dist[cur.val]) continue; + + for (int next : graph[cur.val]) { + long newDist = sec[next] + cur.cost; + + if (newDist < dist[next]) { + dist[next] = newDist; + pq.offer(new Node(next, dist[next])); + } + } + } + + for (int i = 1; i <= N; i++) { + sb.append(dist[i]).append(" "); + } + bw.write(sb.toString()); + bw.flush(); + bw.close(); + br.close(); + } + +} +``` \ No newline at end of file